Condensed Consolidated Statements of Income (Loss) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Revenues:
Premiums	$ 23,751	$ 23,537	$ 25,564
Net investment income:
Total net investment income	4,215	4,255	3,446
Net realized losses:
Total net realized losses	(1,202)	(548)	(1,078)
Other income	11	7	6
Total revenues	26,775	27,251	27,938
Benefits, losses and expenses:
Losses and loss adjustment expenses incurred	14,162	14,567	15,393
Amortization of deferred policy acquisition costs	3,371	3,425	3,771
General operating and other expenses	5,053	5,529	5,399
Interest expense	396	462	516
(Gain) loss on extinguishment of debt	(5)	14	(37)
Net (gain) loss on divestitures and other	(81)	(616)	29
Total benefits, losses and expenses	22,896	23,381	25,071
Income from continuing operations before income tax expense	3,879	3,870	2,867
Income tax expense (benefit):
Current	905	657	176
Deferred	(123)	513	(50)
Income tax expense	782	1,170	126
Income from continuing operations	3,097	2,700	2,741
Income (loss) from discontinued operations, net of income taxes	0	(3,626)	1,137
Net income (loss)	3,097	(926)	3,878
Less: Net income attributable to noncontrolling interests	1	478	235
Net income (loss) attributable to AIG	3,096	(1,404)	3,643
Less: Dividends on preferred stock and preferred stock redemption premiums	0	22	29
Net income (loss) attributable to AIG common shareholders	$ 3,096	$ (1,426)	$ 3,614
Basic:
Income from continuing operations (in dollars per share)	$ 5.48	$ 4.11	$ 3.77
Loss from discontinued operations (in dollars per share)	0	(6.30)	1.25
Net income (loss) attributable to AIG common shareholders (in dollars per share)	5.48	(2.19)	5.02
Diluted:
Income from continuing operations (in dollars per share)	5.43	4.07	3.74
Loss from discontinued operations (in dollars per share)	0	(6.24)	1.24
Net income (loss) attributable to AIG common shareholders (in dollars per share)	$ 5.43	$ (2.17)	$ 4.98
Weighted average shares outstanding:
Basic (in shares)	565,078,072	651,448,307	719,506,291
Diluted (in shares)	570,349,988	657,283,160	725,233,068
Excluding Fortitude Re funds withheld assets
Net investment income:
Total net investment income	$ 4,066	$ 4,111	$ 3,266
Net realized losses:
Total net realized losses	(966)	(434)	(734)
Fortitude Re funds withheld assets
Net investment income:
Total net investment income	149	144	180
Net realized losses:
Total net realized losses	(70)	(39)	(71)
Fortitude Re funds withheld embedded derivative
Net realized losses:
Total net realized losses	$ (166)	$ (75)	$ (273)